Fort Collins Weather & Climate

United States of America

Fort Collins sees feels-like daytime highs peak around 31.7°C in July and nighttime lows bottom out near -7.2°C in January. May is the wettest month (~48 mm), while January is the driest (~3 mm). For sunshine, July leads with about 71% clear skies.

Best time to visit Fort Collins

Based on mild feels-like temperatures and low rain chances, the most comfortable months are June, August, and September — expect around 1427.5°C with roughly 24% chance of rain on a given day in June.

Fort Collins climate by month

MonthLow / High °CRain %RainfallClear skiesWind
January-7.2° / 2.6°2%3 mm59%18 kph
February-4.9° / 5°3%5 mm55%17.1 kph
March-0.7° / 10.2°7%14 mm53%16 kph
April3.7° / 14.8°18%31 mm53%14.9 kph
May9.2° / 21°26%48 mm56%13 kph
June14° / 27.5°24%37 mm68%11.6 kph
July17.5° / 31.7°25%34 mm71%10.9 kph
August16.4° / 30.3°22%29 mm69%10.8 kph
September11.6° / 24.8°16%26 mm71%11.5 kph
October4.8° / 16°12%19 mm67%13.1 kph
November-1.9° / 8°6%9 mm60%15 kph
December-6.9° / 2.9°2%3 mm59%16.9 kph

Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).

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